JP2004526852A5 - - Google Patents

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Publication number
JP2004526852A5
JP2004526852A5 JP2002592374A JP2002592374A JP2004526852A5 JP 2004526852 A5 JP2004526852 A5 JP 2004526852A5 JP 2002592374 A JP2002592374 A JP 2002592374A JP 2002592374 A JP2002592374 A JP 2002592374A JP 2004526852 A5 JP2004526852 A5 JP 2004526852A5
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polymer
weight
high molecular
less
molecular weight
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JP2002592374A
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Priority claimed from PCT/EP2002/004315 external-priority patent/WO2002094902A1/en
Publication of JP2004526852A publication Critical patent/JP2004526852A/en
Publication of JP2004526852A5 publication Critical patent/JP2004526852A5/ja
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Claims (9)

1） 2.4以上の平均イソシアネート官能基を有するポリメチレンポリフェニレンポリイソシアネート；
2） 少なくとも500の平均当量と2〜4の平均公称ヒドロキシル官能価を有する高分子量ポリオール；
3） 1の公称ヒドロキシル官能価と少なくとも500の平均当量を有するポリマー；及び
4） 所望により、5重量％未満（ポリイソシアネートと高分子量ポリオール2)とポリマー4)の重量を基準として）の量のそれ自体公知の添加剤と補助剤を使用すること；
を反応させることによる、
ショアーA硬度が5以下（DIN53505）、500 kg/m3以上の密度（DIN53420）、600kPa以下の40％撓み点圧縮荷重（CLD）、及び25%以下のレジリエンスを有するポリウレタンエラストマー物質の製造法であって、
反応を90〜110のインデックスにて行い、ポリマー3）の当量が有効NCO当量の25〜80％である、前記製造法。 1) Polymethylene polyphenylene polyisocyanate having an average isocyanate functional group of 2.4 or higher;
2) a high molecular weight polyol having an average equivalent weight of at least 500 and an average nominal hydroxyl functionality of 2 to 4;
3) a polymer having a nominal hydroxyl functionality of 1 and an average equivalent weight of at least 500; and
4) optionally using per se known additives and auxiliaries in an amount of less than 5% by weight (based on the weight of polyisocyanate and high molecular weight polyol 2) and polymer 4);
By reacting
Shore A hardness of 5 or less (DIN53505), 500 kg / m 3 or more Density (DIN53420), less 40% deflection point compression load 600 kPa (CLD), and in the preparation of polyurethane elastomeric material having less than 25% of the resilience There,
The process as described above, wherein the reaction is carried out at an index of 90 to 110, and the equivalent of polymer 3) is 25 to 80% of the effective NCO equivalent. 平均イソシアネート官能価が2.5〜3.2であり、高分子量ポリオール2）が700〜2000の平均当量と2の平均公称ヒドロキシル官能価を有し、ポリマー3）が500〜3000の平均当量を有し、添加剤と補助剤の量が、ポリイソシアネートと高分子量ポリオール2）とポリマー3）の重量を基準として5重量％未満であり、インデックスが90〜110であり、ポリマー3）の当量が有効NCO当量の35〜70％である、請求項1記載の製造法。   Average isocyanate functionality is 2.5-3.2, high molecular weight polyol 2) has an average equivalent weight of 700-2000 and an average nominal hydroxyl functionality of 2, polymer 3) has an average equivalent weight of 500-3000, added The amount of agent and adjuvant is less than 5% by weight based on the weight of polyisocyanate and high molecular weight polyol 2) and polymer 3), the index is 90-110, and the equivalent of polymer 3) is the effective NCO equivalent 2. The production method according to claim 1, which is 35 to 70%. ポリマー3）以外の可塑剤を使用しない、請求項1〜2に記載の製造法。   The production method according to claim 1 or 2, wherein a plasticizer other than the polymer 3) is not used. 触媒を、ポリイソシアネートと高分子量ポリオール2）とポリマー3）の重量を基準として0.01〜1重量％の量にて使用する、請求項1〜3に記載の製造法。   The process according to claims 1 to 3, wherein the catalyst is used in an amount of 0.01 to 1% by weight, based on the weight of polyisocyanate, high molecular weight polyol 2) and polymer 3). 高分子量ポリオールが2）がポリエーテルジオールであり、ポリマー3）がポリオキシアルキレンモノオールである、請求項1〜4に記載の製造法。   The production method according to claims 1 to 4, wherein the high molecular weight polyol 2) is a polyether diol and the polymer 3) is a polyoxyalkylene monool. インデックスが98〜102である、請求項1〜5に記載の製造法。   The manufacturing method of Claims 1-5 whose index is 98-102. ポリイソシアネートと高分子量ポリオール2）とポリマー3）の重量を基準として2重量％未満の添加剤と補助剤を使用する、請求項1〜6に記載の製造法。   The process according to claims 1 to 6, wherein less than 2% by weight of additives and auxiliaries are used, based on the weight of polyisocyanate, high molecular weight polyol 2) and polymer 3). ポリウレタンエラストマー物質が非発泡物質であり、CLDが10〜300kPaであり、レジリエンスが0〜15％である、請求項1〜7に記載の製造法。   The process according to claims 1-7, wherein the polyurethane elastomeric material is a non-foamed material, the CLD is 10-300 kPa, and the resilience is 0-15%. ハードブロック比が0.05〜0.20であり、ショアーA硬度が3以下（DIN53505）である、請求項1〜8に記載の製造法。
The production method according to claim 1, wherein the hard block ratio is 0.05 to 0.20, and the Shore A hardness is 3 or less (DIN53505).
JP2002592374A 2001-05-21 2002-04-18 Extremely soft polyurethane elastomer Withdrawn JP2004526852A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01112363 2001-05-21
PCT/EP2002/004315 WO2002094902A1 (en) 2001-05-21 2002-04-18 Very soft polyurethane elastomer

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2008002818A Division JP5122985B2 (en) 2001-05-21 2008-01-10 Extremely soft polyurethane elastomer

Publications (2)

Publication Number Publication Date
JP2004526852A JP2004526852A (en) 2004-09-02
JP2004526852A5 true JP2004526852A5 (en) 2005-12-22

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JP2002592374A Withdrawn JP2004526852A (en) 2001-05-21 2002-04-18 Extremely soft polyurethane elastomer
JP2008002818A Expired - Fee Related JP5122985B2 (en) 2001-05-21 2008-01-10 Extremely soft polyurethane elastomer

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Country Status (18)

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US (1) US6914117B2 (en)
EP (1) EP1389222B1 (en)
JP (2) JP2004526852A (en)
KR (1) KR100793523B1 (en)
CN (1) CN1260262C (en)
AR (1) AR034227A1 (en)
AT (1) ATE485323T1 (en)
AU (1) AU2002257788B2 (en)
BR (1) BR0209612B1 (en)
CA (1) CA2447782C (en)
CZ (1) CZ297662B6 (en)
DE (1) DE60238047D1 (en)
MX (1) MXPA03010562A (en)
PL (1) PL367223A1 (en)
RU (1) RU2284334C2 (en)
TW (1) TWI241311B (en)
WO (1) WO2002094902A1 (en)
ZA (1) ZA200308354B (en)

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